Table of Contents

(Chapter 1 Overview)

• Table 1.1 Initial state when power is turned on
• Table 1.2 SMPC functions
• Table 1.3 DDR functions
• Table 1.4 IOSEL function
• Table 1.5 EXLE function

(Chapter 2 SMPC command)

• Table 2.1 Reset system management commands
• Table 2.2 Non-reset system management commands
• Table 2.3 RTC commands
• Table 2.4 Command issuance classification
• Table 2.5 SH-2 command issuance restrictions

(Chapter 3 Peripheral Control)

• Table 3.1 Parallel I / O register default value at power ON
• Table 3.2 Issue conditions for continuations and breaks
• Table 3.3 Command parameter setting example for acquiring only peripheral data
• Table 3.4 Command Parameter Setting Conditions and Peripheral Data Structure
• Table 3.5 Relationship between number of connections and peripherals
• Table 3.6 Relationship between connected peripherals and multi-tap ID
• Table 3.7 Multi-tap ID and number of connections
• Table 3.8 Peripheral data size and port mode combinations
• Table 3.9 Peripheral data size and port mode combinations
• Table 3.10 Saturn Digital Device Standard Format
• Table 3.11 Saturn Analog Device Data Format
• Table 3.12 Saturn pointing device standard format
• Table 3.13 Saturn Keyboard Device Standard Format
• Table 3.14 Megadrive 3-button PAD data format in SMPC control mode
• Table 3.15 Mega Drive 6 Button PAD Data Format in SMPC Control Mode
• Table 3.16 Saturn Mouse Data Format in SMPC Control Mode
• Table 3.17 Sega Tap port status in SMPC control mode
• Table 3.18 Saturn standard PAD data format in SMPC control mode
• Table 3.19 Saturn Analog Joystick Data Format in SMPC Control Mode
• Table 3.20 Saturn keyboard data format in SMPC control mode
• Table 3.21 Saturn 6P multi-tap board status
• Table 3.22 Correspondence between port bit numbers and port bit names
• Table 3.23 Port Direction Register Settings when Obtaining Megadrive Peripheral ID
• Table 3.24 Mega Drive Peripheral ID for Each Peripheral
• Table 3.25 Mega Drive 3 Button PAD Data Format in SH-2 Direct Mode
• Table 3.26 Mega Drive 6 Button PAD Data Format in SH-2 Direct Mode
• Table 3.27 Data format at power-on reset for Saturn mouse in SH-2 direct mode
• Table 3.28 Data format when resetting Saturn mouse in SH-2 direct mode
• Table 3.29 Data format when requesting Saturn mouse data in SH-2 direct mode
• Table 3.30 Data format for Sega Tap power-on reset in SH-2 direct mode
• Table 3.31 Data format when requesting Sega Tap data in SH-2 direct mode
• Table 3.32 Connection peripherals and IDs
• Table 3.33 Megadrive 3-button pad data format when connected to Sega Tap
• Table 3.34 Mega Drive 6 Button Pad Data Format when Sega Tap is Connected
• Table 3.35 Sega mouse data format when connected to Sega Tap
• Table 3.36 Saturn standard PAD data format in SH-2 direct mode
• Table 3.37 Saturn Analog Joystick Data Format in SH-2 Direct Mode
• Table 3.38 Saturn Keyboard Data Format in SH-2 Direct Mode
• Table 3.39 Saturn 6P multi-tap data format in SH-2 direct mode

Table of Contents

• Figure 1.1 SMPC system configuration
• Figure 1.2 Digital standard PAD for Saturn
• Figure 1.3 SH-2 interface register address map
• Figure 1.4 Parallel I / O register address map

• Figure 2.1 Class A command flow
• Figure 2.2 Class B command flow
• Figure 2.3 Class C command flow
• Figure 2.4 Classification D command flow
• Figure 2.5 INTBACK command issue timing
• Figure 2.6 INTBACK command issuance timing after executing SYSRES, CKCHG320, CKCHG325 commands
• Figure 2.7 Issuing other commands

• Figure 3.1 Block diagram of SMPC control mode
• Figure 3.2 SMPC Control Mode Setting Example
• Figure 3.3 All Peripheral Data Acquisition Sequence
• Figure 3.4 Peripheral data acquisition cancellation sequence by break request
• Figure 3.5: Overview of peripheral data collection time optimization
• Figure 3.6 IREG0 (when INTBACK command is issued)
• Figure 3.7 IREG0 (Continue Request, Break Request)
• Figure 3.8 IREG1
• Figure 3.9 IREG2
• Figure 3.10 Basic structure of result parameters obtained by INTBACK command
• Figure 3.11 Result parameter configuration when one is in 0 byte mode
• Figure 3.12 Peripheral data configuration
• Figure 3.13 Peripheral Control Status
• Figure 3.14 Port status configuration
• Figure 3.15 Structure of Saturn Peripheral ID
• Figure 3.16 Peripheral data configuration 1
• Figure 3.17 Peripheral data configuration 2
• Figure 3.18 Peripheral data configuration 3
• Figure 3.19 Saturn peripheral ID when tap is not connected
• Figure 3.20 Saturn Peripheral ID at tap UNKNOWN
• Figure 3.21 SH-2 direct mode block diagram
• Figure 3.22 SH-2 Direct Mode Setting Example